package example3;

public class Main {

	public static void main(String[] args) 
	{
			{
		       Rectangle  recta = new   Rectangle(3,4);
		       Rectangle  rectb = new  Rectangle();
		       
		       System.out.println("rect a:"+ recta.area());
		       System.out.println("rect b:"+ rectb.area());
		   }
	}

}
